../ pdb_00003k18_xyz-ext-atom_v1-3.xml.gz 16-Feb-2024 19:53 4679 pdb_00003k18_xyz-no-atom_v1-3.xml.gz 16-Feb-2024 19:53 12K pdb_00003k18_xyz_v1-3.cif.gz 16-Feb-2024 19:53 15K pdb_00003k18_xyz_v1-3.xml.gz 16-Feb-2024 19:53 19K